Move job and user delete functions to utils.py

app/admin/views.py

@@ -2,13 +2,13 @@ from flask import (abort, current_app, flash, redirect, request,
                    render_template, url_for, send_from_directory)
 from flask_login import current_user, login_required
 from .forms import EditProfileAdminForm
-from ..models import Corpus, User, Role
+from ..models import Corpus, User, Role, Job
 from ..tables import AdminUserTable, AdminUserItem
 from . import admin
 from ..decorators import admin_required
 from .. import db
-import os
-import datetime
+import threading
+from app.utils import background_delete_user
 
 
 @admin.route('/overview', methods=['GET', 'POST'])
@@ -40,9 +40,10 @@ def admin_user_page(user_id):
 @login_required
 @admin_required
 def admin_delete_user(user_id):
-    selected_user = User.query.filter_by(id=user_id).first()
-    db.session.delete(selected_user)
-    db.session.commit()
+    delete_thread = threading.Thread(target=background_delete_user,
+                                     args=(current_app._get_current_object(),
+                                           user_id))
+    delete_thread.start()
     flash('User {} has been deleted!'.format(user_id))
     return redirect(url_for('admin.for_admins_only'))